Mystery Hangout
Google Plus community
https://plus.google.com/communities/110369120141935358658/stream/d5e52dc4-e12e-4ce4-9a80-4275a93450cb
Tips: https://www.slideshare.net/dambrosio7/mystery-hangout
Skye A Scientist
https://www.skypeascientist.com/
Useful tools during these sessions.
Time zone checker https://www.worldtimebuddy.com/